【NOTE】The mosquito zapper is battery powered, 2AA battery not included. If there`s any question or problem, please contact us without hesitation!Effective Fly Swatter - Designed with 3000V high voltage, Endbug electric fly swatter can instantly eliminate most flying insects, including flies, mosquitoes, gnats, fruit flies, and etc.Hangable, Larger Size, Lighter weight - Endbug upgraded bug zapper racket with a larger surface W9.5"*L17" and 2mm finer grid, plus 3000V high voltage, no mosquitoes can escape from Endbug fly zapper, and it only weighs 407g, which makes extermination of pests easy and effective.3-Layered Grid Safe Design - Endbug electric bug zapper racket is designed with a 3-layered grid, the outer mesh on both sides is out of current which ensures safety when accidentally hand touchingLow Energy Consumption - Powered by 2 AA batteries (not included), Endbug fly swatter electric with advanced energy-saving technology, can provide power for months or even a year-long time, you won`t need to buy batteries frequently or bear a long charging time when in emergency